Tag Archives: nature

What is Soil?: Definition, Composition, Types and Functions

Posted on September 26, 2026 by Rashid Faridi

Soil is the thin, dynamic, natural layer covering much of the Earth’s land surface. It is composed of mineral particles, organic matter, water, air, and living organisms. Soil develops through the interaction of the lithosphere, atmosphere, hydrosphere and biosphere. Soil is often described … Continue reading →

Posted in earth | Tagged , , | Leave a comment

Glacial Landforms: An Overview

Posted on October 16, 2025 by Rashid Faridi

Glacial landforms are physical features resulting from the movement, erosion, and deposition of glaciers, which over time reshape the Earth’s surface dramatically through processes of abrasion, plucking, and sediment deposition. These landforms are broadly classified into erosional, depositional, and glaciofluvial types, each formed by … Continue reading →

Posted in earth | Tagged , | Leave a comment

Isostacy: State of Gravitaional Equilibrium

Posted on August 23, 2025 by Rashid Faridi

Isostasy is a concept in geosciences describing the state of gravitational equilibrium between the Earth’s crust (or lithosphere) and mantle, meaning the crust “floats” atop the denser, underlying mantle (asthenosphere) at an elevation determined by its thickness and density. Principle of Isostasy The … Continue reading →

Posted in earth | Tagged , , | Leave a comment

A New Pollution, Light Pollution is Growing in Anthropocene

Posted on July 19, 2024 by Rashid Faridi

We are living in Anthropocene and a new pollution is growing. It is LIGHT-Artificial light. We are so used to it that we no longer notice it. The use of artificial light at night has expanded and intensified over past … Continue reading →

Posted in earth | Tagged , , | Leave a comment